As of the latest SEC filings, Amylyx Pharmaceuticals, Inc. (AMLX) is held by 190 institutional funds. The largest fund shareholder is VANGUARD TOTAL STOCK MARKET INDEX FUND (VTI), holding an estimated $43,144,418.50 in market value, representing a significant portion of its portfolio.
Funds holding Amylyx Pharmaceuticals, Inc. (AMLX)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- AMLX
- CIK:
- 0001658551
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $43,144,418.50 | 3,103,915 | Mar 31, 2026 | May 28, 2026 |
|
FBTIX
Fidelity Advisor Biotechnology Fund
|
MF | Fidelity | 2.05% | $38,931,200.00 | 2,433,200 | Apr 30, 2026 | Jun 26, 2026 |
|
FIDGX
Fidelity Small Cap Growth Fund
|
MF | Fidelity | 0.40% | $33,855,376.00 | 2,115,961 | Apr 30, 2026 | Jun 26, 2026 |
|
IWM
iShares Russell 2000 ETF
|
ETF | BlackRock / iShares | 0.04% | $30,981,376.40 | 2,228,876 | Mar 31, 2026 | May 28, 2026 |
|
FSPHX
Select Health Care Portfolio
|
MF | Fidelity | 0.35% | $21,541,400.00 | 1,420,000 | Feb 28, 2026 | Apr 24, 2026 |
|
ETAHX
Eventide Healthcare & Life Sciences Fund
|
MF | Independent / Boutique | 1.32% | $21,022,971.60 | 1,512,444 | Mar 31, 2026 | May 29, 2026 |
|
FCDTX
Fidelity Stock Selector Small Cap Fund
|
MF | Fidelity | 0.29% | $19,980,528.00 | 1,248,783 | Apr 30, 2026 | Jun 26, 2026 |
|
FBIOX
Select Biotechnology Portfolio
|
MF | Fidelity | 0.35% | $18,500,952.75 | 1,219,575 | Feb 28, 2026 | Apr 24, 2026 |
|
FCTDX
Strategic Advisers Fidelity U.S. Total Stock Fund
|
MF | Fidelity | 0.01% | $17,265,113.53 | 1,138,109 | Feb 28, 2026 | Apr 24, 2026 |
|
FOCSX
Fidelity Small Cap Growth K6 Fund
|
MF | Fidelity | 0.39% | $16,854,224.00 | 1,053,389 | Apr 30, 2026 | Jun 26, 2026 |
|
FSOPX
Fidelity Series Small Cap Opportunities Fund
|
MF | Fidelity | 0.32% | $16,016,432.00 | 1,001,027 | Apr 30, 2026 | Jun 26, 2026 |
|
FSSNX
Fidelity Small Cap Index Fund
|
MF | Fidelity | 0.04% | $14,469,536.00 | 904,346 | Apr 30, 2026 | Jun 26, 2026 |
|
FBAQX
Fidelity Balanced Fund
|
MF | Fidelity | 0.02% | $13,347,127.29 | 879,837 | Feb 28, 2026 | Apr 24, 2026 |
|
VEMPX
VANGUARD EXTENDED MARKET INDEX FUND
|
ETF | Vanguard | 0.02% | $12,949,323.40 | 931,606 | Mar 31, 2026 | May 28, 2026 |
|
FSSAX
Franklin Small Cap Growth Fund
|
MF | Franklin Templeton | 0.49% | $12,019,920.00 | 751,245 | Apr 30, 2026 | Jun 24, 2026 |
|
FACTX
Fidelity Advisor Health Care Fund
|
MF | Fidelity | 0.40% | $11,440,000.00 | 715,000 | Apr 30, 2026 | Jun 26, 2026 |
|
FBTDX
Franklin Biotechnology Discovery Fund
|
MF | Franklin Templeton | 1.00% | $10,388,144.00 | 649,259 | Apr 30, 2026 | Jun 24, 2026 |
|
IBB
iShares Biotechnology ETF
|
ETF | BlackRock / iShares | 0.12% | $9,556,750.40 | 687,536 | Mar 31, 2026 | May 28, 2026 |
|
IWO
iShares Russell 2000 Growth ETF
|
ETF | BlackRock / iShares | 0.07% | $7,968,175.00 | 573,250 | Mar 31, 2026 | May 28, 2026 |
|
FSMAX
Fidelity Extended Market Index Fund
|
MF | Fidelity | 0.02% | $6,816,472.63 | 449,339 | Feb 28, 2026 | Apr 24, 2026 |
|
VTWO
VANGUARD RUSSELL 2000 INDEX FUND
|
ETF | Vanguard | 0.04% | $6,668,261.73 | 439,569 | Feb 28, 2026 | Apr 28, 2026 |
|
SCHA
Schwab U.S. Small-Cap ETF
|
ETF | Charles Schwab | 0.03% | $6,211,720.58 | 409,474 | Feb 28, 2026 | Apr 24, 2026 |
|
FIKNX
Fidelity Small Cap Value Fund
|
MF | Fidelity | 0.11% | $5,760,000.00 | 360,000 | Apr 30, 2026 | Jun 26, 2026 |
|
XPH
State Street(R) SPDR(R) S&P(R) Pharmaceuticals ETF
|
ETF | State Street (SPDR) | 1.79% | $5,496,240.70 | 395,413 | Mar 31, 2026 | May 28, 2026 |
|
-
Fidelity U.S. Equity Central Fund
|
ETF | Fidelity | 0.03% | $5,282,000.00 | 380,000 | Mar 31, 2026 | May 26, 2026 |
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